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How to Read Long-Range Weather Forecasts

Long-range predictions show weather trends in temperatures and precipitation. For example, will the winter be colder or warmer than average? Will there be more or less snow than what's typical for your area? Our famous predictions (traditionally 80% accurate) are made 18 months in advance, and meant to help you make more informed decisions for long-term planning.

Annual Weather Summary: November 2016 to October 2017

Winter will be much warmer than normal, with below-normal precipitation and near-normal snowfall. The coldest periods will be in late December, early to mid- and mid- to late January, and early February. The snowiest periods in the north will be in mid- and late November, late December, and early February.

April and May will be warmer than normal, with near-normal rainfall.

Summer will be slightly cooler than normal, with rainfall below normal in the north and above normal in the south. The hottest periods will be in mid- to late June and mid- to late July.

September (especially early) and October will be warmer than normal and slightly rainier than normal.